why in US MAINTAIN 60hz,110volts when compared with
50hz,220v in india

Answer Posted / bhupendra

first all the electrical equipments and grid system in us
is standardized for 60hz,110v.
it has advantage dat for the same rating size of machines
will b reduced but at the same time losses will increase,
climatic conditions in us aloow them to afford that much
heating at 60hz but india's climatic conditions does not
allow 4 dat,n indian machines r as per our standard,,,

Is This Answer Correct ?    6 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is Fan Control Cubicle

1898


Why the frequency of ac in india is 50 hz but in some other countries it is 60 hz.

1703


please send me RRB electrical engineer previous year questions for Sr. Section Engineer

1501


why impudance relay used for medium transmission power system? why not others?

932


what is difference between elr and R eartl realy.

1904






what purose of the double circuit transmission line phase of the line phase changed for circuit-1 for Circuit-2 R-Y-B B-Y-R

1830


What is mean by Sensitive Earth fault & what are the effects

3772


What is error of a measurement?

631


Tell me all plants load factors i.e which plant operating on which load?

1564


What is the technical difference between On delay timer and a Star delta timer?

962


The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?

1184


what is the voltage between earth & neutral in 3 phase electrical connection.

1473


PLEASE SEND THE PREVIOUS YEARS QUESTION PAPERS OF RRB JUNIOR ENGINEER-ELECTRICAL

1430


IN 1000kva transformer where the oil and winding temperature sensors is connected

2080


Two bulbs of 100w and 40w respectively connected in series across a 230v supply which bulb will glow bright and why?

633